package service;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public interface CourseService {

    public boolean isAdd(HttpServletRequest request);

    public boolean add(HttpServletRequest request, HttpServletResponse response);

    public void initModify(HttpServletRequest request, HttpServletResponse response);

    public void modify(HttpServletRequest request, HttpServletResponse response);

    public String getCourses(HttpServletRequest request, HttpServletResponse response);

    public void delete(HttpServletRequest request, HttpServletResponse response);

}
